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Commit 60602982 authored by WANG Cong's avatar WANG Cong Committed by David S. Miller
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audit: remove useless synchronize_net() 



netlink kernel socket is protected by refcount, not RCU.
Its rcv path is neither protected by RCU. So the synchronize_net()
is just pointless.

Cc: Richard Guy Briggs <rgb@redhat.com>
Signed-off-by: default avatarCong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 88578468

kernel/audit.c

+1 −2
Original line number Diff line number Diff line
@@ -1172,9 +1172,8 @@ static void __net_exit audit_net_exit(struct net *net) 
		audit_sock = NULL;

	}



	RCU_INIT_POINTER(aunet->nlsk, NULL);

	synchronize_net();

	netlink_kernel_release(sock);

	aunet->nlsk = NULL;

}



static struct pernet_operations audit_net_ops __net_initdata = {